WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#46: 
new file mode 100644

WARNING: Prefer __section(name) over __attribute__((section(name)))
#62: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:12:
+#define SEC(name) __attribute__((section(name), used))

WARNING: Prefer __used over __attribute__((used))
#62: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:12:
+#define SEC(name) __attribute__((section(name), used))

CHECK: Please don't use multiple blank lines
#64: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:14:
+
+

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#65: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:15:
+static volatile __u64 array[1] = {test_value};

WARNING: externs should be avoided in .c files
#66: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:16:
+unsigned short test_usdt1_semaphore SEC(".probes");

WARNING: Use of volatile is usually wrong: see Documentation/process/volatile-considered-harmful.rst
#72: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:22:
+		for (volatile int i = 0; i <= 0; i++)

WARNING: line length of 82 exceeds 80 columns
#98: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:48:
+						     0 /*self*/, "/proc/self/exe",

CHECK: Please don't use multiple blank lines
#116: FILE: tools/testing/selftests/bpf/prog_tests/usdt_o2.c:66:
+
+

total: 0 errors, 7 warnings, 2 checks, 122 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit 58491f7b6b73 ("selftests/bpf: Add an usdt_o2 test case in selftests to cover SIB handling logic") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 7 warnings, 2 checks, 122 lines checked